body{padding-bottom: 40px;color: #5a5a5a;}
.topbu-dh{
  position: absolute;
  margin-top: 20px;
  right: 0;
  left: 0;
  top: 0;
  z-index: 20;
}
.topbu-dh .navbar{
  border-radius: 4px;
}
.carousel{
  height: 500px;
  margin-bottom: 60px;
}
.carousel .item{
  height: 500px;
  background-color: #777;
}
.carousel h1{
  margin-bottom: 20px;
}
.carousel p{
  margin-bottom: 20px;
  font-size: 20px;
}
.container .col-md-4{
  text-align: center;
}
.container{
  margin-bottom: 20px;
}
.dibubian-xian{
  margin: 80px 0;
}
.text-h2{
  font-size: 50px;
  margin-top: 120px;
}
.text-gai{
  color: #777;
}
.text-p{
  font-size: 20px;
}
.bottom-link{
  margin-bottom: 10px;
}
